Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-08 Thread Andrew Morton
On Thu, 8 Feb 2007 09:19:16 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > The reason we present nodes to user space is that we can tell the user > where the memory is. You seem to try to promote it to some abstract entity > beyond that, but that doesn't seem particularly fruitful to me. I think >

Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-08 Thread Andi Kleen
On Thursday 08 February 2007 09:08, Andrew Morton wrote: > On Thu, 8 Feb 2007 09:03:46 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > > > On Thursday 08 February 2007 09:00, Andrew Morton wrote: > > > On Thu, 8 Feb 2007 08:49:41 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > > > > > > > > > > > >

Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-08 Thread KAMEZAWA Hiroyuki
On Thu, 8 Feb 2007 08:49:41 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > > > This panic(hang) was found by a numa test-set on a system with 3 nodes, > > where > > node(2) was memory-less-node. > > I still think it's the wrong fix -- just get rid of the memory less node. > I expect you'll likel

Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-08 Thread Andrew Morton
On Thu, 8 Feb 2007 09:03:46 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > On Thursday 08 February 2007 09:00, Andrew Morton wrote: > > On Thu, 8 Feb 2007 08:49:41 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > > > > > > > > > This panic(hang) was found by a numa test-set on a system with 3 nodes,

Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-08 Thread Andi Kleen
On Thursday 08 February 2007 09:00, Andrew Morton wrote: > On Thu, 8 Feb 2007 08:49:41 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > > > > > > This panic(hang) was found by a numa test-set on a system with 3 nodes, > > > where > > > node(2) was memory-less-node. > > > > I still think it's the w

Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-08 Thread Andrew Morton
On Thu, 8 Feb 2007 08:49:41 +0100 Andi Kleen <[EMAIL PROTECTED]> wrote: > > > This panic(hang) was found by a numa test-set on a system with 3 nodes, > > where > > node(2) was memory-less-node. > > I still think it's the wrong fix -- just get rid of the memory less node. "Let's break it even m

Re: [BUG][PATCH] fix mempolcy's check on a system with memory-less-node take2

2007-02-07 Thread Andi Kleen
> This panic(hang) was found by a numa test-set on a system with 3 nodes, where > node(2) was memory-less-node. I still think it's the wrong fix -- just get rid of the memory less node. I expect you'll likely run into more problems with that setup anyways. > static struct mempolicy *mpol_new(in